package main
import "fmt"

var nameAge map[string]int

func main() {
	//nameAge=make(map[string]int)
	nameAge=map[string]int{
		"user1":25,
		"user2":30,
	}
	nameAge["user3"]=35

	for name,age := range nameAge {
		fmt.Printf("\t%s: %d\n", name, age)
	}
}
